freesms is a Python interface for Free Mobile SMS API. If you subscribed to
their service it allows you to programmatically send SMSes to yourself.
[sudo] pip install freesms
The library works with Python 2.7 and 3.x.
from freesms import FreeClient
f = FreeClient(user="...", passwd="...")
resp = f.send_sms("hello this is my SMS")
resp.status_code # 200